Affilication of Author(s):土建与水利学院
Patent Applicant:ZHANG Jiong
Type of Patent:实用新型
Application Number:201822228430.5
Number of Inventors:1
Service Invention or Not:no
Application Date:2018-12-27
Affilication of Author(s):土建与水利学院
Patent Applicant:ZHANG Jiong
Type of Patent:实用新型
Application Number:201822228430.5
Number of Inventors:1
Service Invention or Not:no
Application Date:2018-12-27